From 832f757f9dd8b292c43157a2abdf7c35357adf57 Mon Sep 17 00:00:00 2001
From: maya <maya@NetBSD.org>
Date: Wed, 14 Mar 2018 18:58:32 +0000
Subject: [PATCH] Don't left shift a negative, use unsigned for bit masks.
 Appeases GCC 6 in some build configuration (ALL kernel)

ok uwe
---
 sys/dev/ic/igsfb.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sys/dev/ic/igsfb.c b/sys/dev/ic/igsfb.c
index a6e0f806ed02..ef404fd2ab2f 100644
--- a/sys/dev/ic/igsfb.c
+++ b/sys/dev/ic/igsfb.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: igsfb.c,v 1.57 2018/01/24 05:35:58 riastradh Exp $ */
+/*	$NetBSD: igsfb.c,v 1.58 2018/03/14 18:58:32 maya Exp $ */
 
 /*
  * Copyright (c) 2002, 2003 Valeriy E. Ushakov
@@ -31,7 +31,7 @@
  * Integraphics Systems IGA 168x and CyberPro series.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: igsfb.c,v 1.57 2018/01/24 05:35:58 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: igsfb.c,v 1.58 2018/03/14 18:58:32 maya Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -1001,7 +1001,7 @@ igsfb_set_cursor(struct igsfb_devconfig *dc, const struct wsdisplay_cursor *p)
 		/* clear trailing bits in the "partial" mask bytes */
 		trailing_bits = p->size.x & 0x07;
 		if (trailing_bits != 0) {
-			const u_int cutmask = ~((~0) << trailing_bits);
+			const u_int cutmask = ~((~0U) << trailing_bits);
 			u_char *mp;
 			u_int i;